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authorSteven Whitehouse <swhiteho@redhat.com>2010-02-17 09:41:34 +0000
committerDavid Teigland <teigland@redhat.com>2010-02-26 12:14:25 -0600
commitb4a5d4bc377e49239374f266f0a0e2772c29749c (patch)
treedcee73fd29feb448edc4800a56214dd6266993ab
parentcf6620acc0f6fac57968aafef79ab372bdcf6157 (diff)
dlm: Send lockspace name with uevents
Although it is possible to get this information from the path, its much easier to provide the lockspace as a seperate env variable. Signed-off-by: Steven Whitehouse <swhiteho@redhat.com> Signed-off-by: David Teigland <teigland@redhat.com>
-rw-r--r--fs/dlm/lockspace.c14
1 files changed, 13 insertions, 1 deletions
diff --git a/fs/dlm/lockspace.c b/fs/dlm/lockspace.c
index c010ecfc0d2..26a8bd40400 100644
--- a/fs/dlm/lockspace.c
+++ b/fs/dlm/lockspace.c
@@ -191,6 +191,18 @@ static int do_uevent(struct dlm_ls *ls, int in)
return error;
}
+static int dlm_uevent(struct kset *kset, struct kobject *kobj,
+ struct kobj_uevent_env *env)
+{
+ struct dlm_ls *ls = container_of(kobj, struct dlm_ls, ls_kobj);
+
+ add_uevent_var(env, "LOCKSPACE=%s", ls->ls_name);
+ return 0;
+}
+
+static struct kset_uevent_ops dlm_uevent_ops = {
+ .uevent = dlm_uevent,
+};
int __init dlm_lockspace_init(void)
{
@@ -199,7 +211,7 @@ int __init dlm_lockspace_init(void)
INIT_LIST_HEAD(&lslist);
spin_lock_init(&lslist_lock);
- dlm_kset = kset_create_and_add("dlm", NULL, kernel_kobj);
+ dlm_kset = kset_create_and_add("dlm", &dlm_uevent_ops, kernel_kobj);
if (!dlm_kset) {
printk(KERN_WARNING "%s: can not create kset\n", __func__);
return -ENOMEM;